diff --git a/controller/blog.go b/controller/blog.go
index eaaa9bd..cccb924 100644
--- a/controller/blog.go
+++ b/controller/blog.go
@@ -323,7 +323,7 @@ func UpdateArtilceTree(c *gin.Context) {
 		rsp.Msg = "title required"
 		return
 	}
-	query := fmt.Sprintf("select * from doc where doc.id = '%d'", req.ID)
+	query := fmt.Sprintf("select * from doc_copy1 where doc.id = '%d'", req.ID)
 	docs := []model.Doc{}
 	e := db.GetMysqlClient().Query2(query, &docs)
 	if nil != e {